brew - Version value must be a string; got a NilClass () (TypeError)

Homebrew不兼容(只支持macOS的正式发行版本)。报错如下:

Traceback (most recent call last):
    11: from /usr/local/Homebrew/Library/Homebrew/brew.rb:23:in `
' 10: from /usr/local/Homebrew/Library/Homebrew/brew.rb:23:in `require_relative' 9: from /usr/local/Homebrew/Library/Homebrew/global.rb:29:in `' 8: from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require' 7: from /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require' 6: from /usr/local/Homebrew/Library/Homebrew/os.rb:3:in `' 5: from /usr/local/Homebrew/Library/Homebrew/os.rb:21:in `' 4: from /usr/local/Homebrew/Library/Homebrew/os/mac.rb:58:in `prerelease?' 3: from /usr/local/Homebrew/Library/Homebrew/os/mac.rb:24:in `version' 2: from /usr/local/Homebrew/Library/Homebrew/os/mac.rb:24:in `new' 1: from /usr/local/Homebrew/Library/Homebrew/os/mac/version.rb:26:in `initialize' /usr/local/Homebrew/Library/Homebrew/version.rb:368:in `initialize': Version value must be a string; got a NilClass () (TypeError)

两种解决方案:

1、安装最新版本的Command Line tools, 前往此处下载

2、Version写死

打开报错路径文件

cd /usr/local/Homebrew/Library/Homebrew
open version.rb

找到版本判断逻辑并替换

@version = val.to_str
替换为
@version = ''

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